Mayor Ballard talks about cause of Southside house explosion

http://www.wkyc.com/video/1962512452001/1/Mayor-Ballard-talks-about-cause-of-Southside-house-explosionhttp://bcdownload.gannett.edgesuite.net/indianapolis/35547429001/35547429001_1961187571001_th-509f4747b3b3b0e4b6a2bc39-86366013001.jpg?pubId=35547429001Mayor Ballard talks about cause of Southside house explosionIndianapolis Mayor Greg Ballard talks about cause of Far Southside house explosion. (Robert King / The Star)explosionIndyNews00:28